.design-planet-container {
  position: relative;
  width: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--font-body);
}

.design-planet-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #2c1a3e 0%, #4a2f58 50%, #2c1a3e 100%);
  z-index: -1;
}

.design-planet-background::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(193, 128, 161, 0.1) 0%,
    transparent 40%
  );
  animation: pulse 10s ease-in-out infinite;
}

.design-planet-content {
  position: relative;
  padding: 4rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
  z-index: 1;
}

.design-planet-title {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--color-design);
  text-shadow: 0 0 30px rgba(193, 128, 161, 0.6);
  letter-spacing: 0.1em;
}

.design-section-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  text-align: left;
  margin: 3rem 0 1.5rem 0;
  color: var(--color-design);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-bottom: 2px solid rgba(193, 128, 161, 0.3);
  padding-bottom: 0.5rem;
}

.design-section-placeholder {
  font-family: var(--font-body);
  font-size: 1.2rem;
  color: var(--color-text-dim, #888);
  text-align: center;
  padding: 3rem 2rem;
  background: rgba(74, 47, 88, 0.2);
  border: 1px dashed rgba(193, 128, 161, 0.25);
  border-radius: 16px;
}

.design-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
  gap: 2rem;
  padding: 1rem 0;
}

.design-card {
  background: rgba(74, 47, 88, 0.4);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(193, 128, 161, 0.2);
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  opacity: 0;
  filter: blur(10px);
  transform: translateY(30px);
  animation: blurFadeIn 0.8s ease forwards;
}

.design-card:hover {
  transform: translateY(-8px) scale(1.03);
  border-color: var(--color-design);
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.4),
    0 0 30px rgba(193, 128, 161, 0.3);
}

.design-card-image {
  width: 100%;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.design-card-image img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.4));
  transition: transform 0.4s ease;
}

.design-card:hover .design-card-image img {
  transform: scale(1.05);
}

.design-card-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  text-align: center;
  padding: 1rem 1.5rem;
  background: rgba(0, 0, 0, 0.4);
  border-top: 1px solid rgba(193, 128, 161, 0.15);
  opacity: 0;
  transform: translateY(4px);
  transition: all 0.3s ease;
}

.design-card:hover .design-card-title {
  opacity: 1;
  transform: translateY(0);
}

/* --- Placeholder (Arts/Game coming soon) --- */

.placeholder-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  height: 100dvh;
  text-align: center;
}

.placeholder-title {
  font-family: var(--font-heading);
  font-size: 3rem;
  color: var(--color-design);
  margin-bottom: 1rem;
}

.placeholder-message {
  font-size: 1.5rem;
  color: var(--color-text-dim);
}

@media (max-width: 768px) {
  .design-planet-title {
    font-size: 2rem;
    margin-bottom: 2rem;
  }

  .design-planet-content {
    padding: 2rem 1rem;
  }

  .design-section-title {
    font-size: 1.8rem;
    margin: 2rem 0 1rem 0;
  }

  .design-showcase {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .placeholder-title {
    font-size: 2rem;
  }

  .placeholder-message {
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  /* -- Design cards: horizontal compact list -- */
  .design-card {
    display: flex;
    flex-direction: row;
    align-items: center;
    border-radius: 12px;
  }

  .design-card-image {
    width: 60px;
    height: 60px;
    aspect-ratio: auto;
    padding: 0.75rem;
    flex-shrink: 0;
  }

  .design-card-title {
    opacity: 1;
    transform: none;
    padding: 0.75rem 1rem;
    flex: 1;
    text-align: left;
    background: transparent;
    border-top: none;
  }

  .design-card:hover {
    transform: translateY(-2px);
  }

  .design-planet-title {
    font-size: 1.6rem;
  }

  .design-section-title {
    font-size: 1.4rem;
  }

  .design-planet-content {
    padding: 1.5rem 0.75rem;
  }

  .placeholder-title {
    font-size: 1.6rem;
  }

  .placeholder-message {
    font-size: 1.1rem;
  }
}